table{
	border-collapse: collapse;
	width:600px;
	text-align: center;
	margin:0 auto;
}
.odd{
	background: #fff;
}
.even{
	background: #ccc;
}
.tableheader{
	background-color:green;
	color: #fff;
}
.shade{
	/*background-color: #999;*/
	min-height:900px;
	width:100%;
	/*定位：运用绝对定位*/
	position:absolute;
	top:0;
	left:0;
	/*设置透明度*/
	/*opacity: 0.5;*/
	background: rgba(153,153,153,0.5);/*可以把显示的部分变为不透明，其他变半透明*/
}
.form-panel{
	position: relative;
	width:400px;
	background-color: #fff;
	margin:200px auto;
}
.form-inner{
	padding:20px;
}
.form-inner input{

	width:100%;
	margin:10px auto;
	height:30px;
	line-height: 30px;
	border-radius: 5px;
	border:1px solid #ccc;	
}
.options{
	width:100px;
	margin:0 auto;
}
.form-header{
    background-color: green;
    color:#fff;
    text-align: center;
    height:40px;
    line-height: 40px;
}

/*添加图片的×的样式*/
.cha{
	width:40px;
	height:40px;
	background-image:url(../images/close.png);
	background-size:40px 40px;
	background-repeat:no-repeat;
	position: absolute;
	right:0;
	top:0;
}